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drm/amdgpu/sdma5: incorrect variable type for gpu address
author
Jack Xiao
<Jack.Xiao@amd.com>
Wed, 24 Apr 2019 02:55:20 +0000
(10:55 +0800)
committer
Alex Deucher
<alexander.deucher@amd.com>
Fri, 21 Jun 2019 23:59:27 +0000
(18:59 -0500)
Incorrect programming with 64bit gpu address assignment for
32bit variable.
Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
patch
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diff --git
a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
index
32b48c9
..
3747c3f
100644
(file)
--- a/
drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
+++ b/
drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
@@
-565,7
+565,8
@@
static int sdma_v5_0_gfx_resume(struct amdgpu_device *adev)
u32 doorbell;
u32 doorbell_offset;
u32 temp;
- u32 wptr_gpu_addr, wptr_poll_cntl;
+ u32 wptr_poll_cntl;
+ u64 wptr_gpu_addr;
int i, r;
for (i = 0; i < adev->sdma.num_instances; i++) {